Inventor
UCHIYAMA SEIJI
JP35 patents
⚠️ This page may combine multiple inventors who share the name “UCHIYAMA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
26 patentsUS6097908AAug 1, 2000
Electrical connector, process cartridge and electrophotographic image forming apparatus
CANON KK120 citations98
US5937239AAug 10, 1999
Process cartridge and electrophotographic image forming apparatus
CANON KK137 citations98
US5051601ASep 24, 1991
Electronic apparatus with light communication
CANON KK53 citations96
US6961526B2Nov 1, 2005
Image forming apparatus which performs image formation control based on the image after fixing
CANON KK32 citations92
US6134025AOct 17, 2000
Dot image data output apparatus
CANON KK25 citations92
US6108105AAug 22, 2000
Dot image output apparatus
CANON KK38 citations92
US6064419AMay 16, 2000
Timings of rotational speed in a laser beam printer
CANON KK20 citations92
US5373518ADec 13, 1994
Image forming apparatus and constant current circuit switching device for use therewith
CANON KK29 citations92
US5258779ANov 2, 1993
Image forming apparatus with means for controlling feeding of recording medium
CANON KK32 citations92
US5463410AOct 31, 1995
Image recording apparatus using optical beam
CANON KK26 citations90
US5610646AMar 11, 1997
Image forming apparatus having improved resolution switching capabilities
CANON KK16 citations82
US5412480AMay 2, 1995
Image forming apparatus with fixer temperature control
CANON KK15 citations82
US6236417B1May 22, 2001
Electrophotographic apparatus and test pattern recording method
CANON KK7 citations74
US5729358AMar 17, 1998
Image recording apparatus
CANON KK9 citations74
US5694158ADec 2, 1997
Image forming apparatus with image carrier and sheet feed drive control
CANON KK12 citations74
US5512929AApr 30, 1996
Image forming apparatus with fixer temperature control
CANON KK6 citations74
US5504588AApr 2, 1996
Image forming apparatus with optical reflective density of image adjusted according to image resolution discriminated from signal other than image signal
CANON KK10 citations74
US5325376AJun 28, 1994
Communication system for detecting a communication error in information transmitted between a plurality of units and a main control unit
CANON KK9 citations74
US9618889B2Apr 11, 2017
Image fixing device
CANON KK4 citations73
US9377733B2Jun 28, 2016
Image fixing device
CANON KK5 citations73
US5475414ADec 12, 1995
Image forming apparatus having plural printing resolutions
CANON KK10 citations73
US5274402ADec 28, 1993
Image forming apparatus with fixer temperature control
CANON KK9 citations73
US5943082AAug 24, 1999
Image recording apparatus using optical beam for applying a transfer bias of a polarity so as not to repel adhesive toner
CANON KK7 citations71
US5819010AOct 6, 1998
Image recording with adaptation of resolution to printer
CANON KK4 citations63
US5754188AMay 19, 1998
Data processing apparatus
CANON KK3 citations63
US5513012AApr 30, 1996
Image forming apparatus having density correction for image formation
CANON KK2 citations63
MITSUBISHI GAS CHEMICAL CO
6 patentsUS4165337AAug 21, 1979
Process for producing phthaloyl dichlorides of high purity
MITSUBISHI GAS CHEMICAL CO21 citations81
US4048033ASep 13, 1977
Process for preparing perchloromethylbenzene
MITSUBISHI GAS CHEMICAL CO9 citations73
US5008479AApr 16, 1991
Process for production of 2,6-dimethylnaphthalene
MITSUBISHI GAS CHEMICAL CO7 citations71
US5436364AJul 25, 1995
Process for producing dimethyl 2,6-naphthalene-dicarboxylate
MITSUBISHI GAS CHEMICAL CO5 citations62
US4507510AMar 26, 1985
Process for producing xylyleneglycol
MITSUBISHI GAS CHEMICAL CO3 citations60
US4399311AAug 16, 1983
Process for producing aromatic aldehydes
MITSUBISHI GAS CHEMICAL CO5 citations57